13365535 has 4 divisors (see below), whose sum is σ = 16038648. Its totient is φ = 10692424.

The previous prime is 13365529. The next prime is 13365559. The reversal of 13365535 is 53556331.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 53556331 = 83 ⋅645257.

It is a cyclic number.

It is not a de Polignac number, because 13365535 - 2⁵ = 13365503 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13365497 and 13365506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1336549 + ... + 1336558.

It is an arithmetic number, because the mean of its divisors is an integer number (4009662).

Almost surely, 2^13365535 is an apocalyptic number.

13365535 is a deficient number, since it is larger than the sum of its proper divisors (2673113).

13365535 is an equidigital number, since it uses as much as digits as its factorization.

13365535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2673112.

The product of its digits is 20250, while the sum is 31.

The square root of 13365535 is about 3655.8904524069. The cubic root of 13365535 is about 237.3169633132.

The spelling of 13365535 in words is "thirteen million, three hundred sixty-five thousand, five hundred thirty-five".